Lighting stick



FIG. 1 is a perspective view of a lighting stick showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is an enlarged view of FIG. 6;

FIG. 9 is an enlarged view of FIG. 7;

FIG. 10 is an operating state of the lighting stick with a hand-strap, wherein a binding location of the lighting stick and the hand-strap is the broken line portion shown in FIG. 7 or FIG. 9; and,

FIG. 11 is a perspective view of the lighting stick in an exemplary environment.

The broken line portions of the lighting stick in FIGS. 1-11 represent unclaimed portions of the claimed design and form no part thereof. 

CLAIM The ornamental design for a lighting stick, as shown and described. 